Book Image

Hadoop Blueprints

By : Anurag Shrivastava, Tanmay Deshpande
Book Image

Hadoop Blueprints

By: Anurag Shrivastava, Tanmay Deshpande

Overview of this book

If you have a basic understanding of Hadoop and want to put your knowledge to use to build fantastic Big Data solutions for business, then this book is for you. Build six real-life, end-to-end solutions using the tools in the Hadoop ecosystem, and take your knowledge of Hadoop to the next level. Start off by understanding various business problems which can be solved using Hadoop. You will also get acquainted with the common architectural patterns which are used to build Hadoop-based solutions. Build a 360-degree view of the customer by working with different types of data, and build an efficient fraud detection system for a financial institution. You will also develop a system in Hadoop to improve the effectiveness of marketing campaigns. Build a churn detection system for a telecom company, develop an Internet of Things (IoT) system to monitor the environment in a factory, and build a data lake – all making use of the concepts and techniques mentioned in this book. The book covers other technologies and frameworks like Apache Spark, Hive, Sqoop, and more, and how they can be used in conjunction with Hadoop. You will be able to try out the solutions explained in the book and use the knowledge gained to extend them further in your own problem space.
Table of Contents (14 chapters)
Hadoop Blueprints
About the Authors
About the Reviewers

Selecting and cleansing the dataset

We have selected the transaction history from a customer account as our dataset, which we will use to build the model for fraud detection. A large bank can have millions of customers. The historical transaction data of these customers can be used to build models that are unique for each customer, based upon his spending patterns.

We will start with the last 3 years of transaction history. Let's take a look at a single transaction to understand the information captured in it:

Datum;Naam / Omschrijving;Rekening;Tegenrekening;Code;AfBij;Bedrag (EUR);MutatieSoort;Mededelingen 
20151022;ZIGGO SERVICES BV;NL54INGB07XXX32XXX;NL98INGB0000845745;IC;Af;52,5;Incasso;Europese Incasso, doorlopend IBAN: NL98INGB0000845745 BIC: INGBNL2A Naam: ZIGGO SERVICES BV ID begunstigde: NL30ZZZ333034790000 SEPA ID machtiging: 000788255400101112009000000941 Kenmerk: 030176416129000 Omschrijving: 270934155 

The preceding listing contains information about a single...